Licensed under GNU AFFERO GPL v. 3
This version only supports JSON response.
Create account and get api key: http://vavag.com/new_account
client = VavagRequest(login, api_key)
client.set_pack('url') # to create a pack with one url client.set_pack(['url1', 'url2',...]) # for a pack of urls
client.get_pack(hash) # get info about packs
client.get_info('url') # get info about a url